I needed to know if this tuner has a protection system, like a fuse, because from one moment to the next it went out. Add new comment Comments 2023, April 19 - 17:02 #514799 TonyStark 2 years 10 months*** Hello! See the Service Manual: https://elektrotanya.com/sony_tuner_st-s390.pdf/download.html Check the power tansformer, PT901, and power supply circuit IC901 (voltage regulator) Also check the electrolytic capacitors of the power supply. Good luck the repair! Regards:Tony 0 2023, April 19 - 16:59 #514797 SzBálint 16 years 3 weeks**** JÓ NAPOT! SM: SONY ST-S390 https://elektrotanya.com/sony_tuner_st-s390.pdf/download.html 0
Hello!
See the Service Manual:
https://elektrotanya.com/sony_tuner_st-s390.pdf/download.html
Check the power tansformer, PT901, and power supply circuit IC901 (voltage regulator)
Also check the electrolytic capacitors of the power supply.
Good luck the repair!
Regards:Tony
0
JÓ NAPOT!
SM:
SONY ST-S390
https://elektrotanya.com/sony_tuner_st-s390.pdf/download.html
0